Michael Mann warns that "we can't allow science to be killed. We can't allow the scientific agenda to be set by those that have vested interests to not have the truth be unveiled." Over the past decade climate science has become increasingly political. Climate scientists who have taken on public roles cope with personal threats, hacking attacks and assaults on their professional integrity. "We are not in this because we value people's opinions of us. We are not in this because we want to receive pleasant emails in the morning. We are in this because this is the truth and we have to tell it," said evangelist climate scientist Katharine Hayhoe.

Michael Mann is Professor of Geosciences, Penn State and author of "The Hockey Stick and the Climate Wars".
Katharine Hayhoe is Professor of Atmospheric Sciences at Texas Tech University.
Bill Anderegg is Doctoral Student at Stanford.
Greg Dalton founded Climate One at The Commonwealth Club in 2007.
Get the transcript here.
Source: Climate One: Political Science

Barbara Jordan was a leader of the Civil Rights movement. She was the first African American elected to the Texas Senate after Reconstruction and the first southern black female elected to the United States House of Representatives. She received the Presidential Medal of Freedom.

Music includes Roy Zimmerman - Real America, Frank Zappa - I'm The Slime, Neil Young - War Song (single with Graham Nash), Beatles - While My Guitar Gently Weeps, Capitol Steps - Do You Fear What I Fear?, Creedence Clearwater Revival - Have You Ever Seen The Rain?, Bruce Springsteen - Born in the USA, Pink Floyd- Comfortably Numb, Charlie Parker - Now's The Time